node js rules engine

1. Node. JS is the Javascrip that runs on the server.2. Node. JS is a platform based on a chrome Javascrip run-time resume.3. Node. JS is a non-blocking I/O server-side JavaScript environment, based on Google's V8

do. Understandably, they have the Apache way of thinking, that the server is an application, the HTML file into it, everything will work. Since most programmers are familiar with Apache and its purpose, the simplest way to describe Node is to compare it to Apache. node is a program that can accomplish all of the tasks that Apache can accomplish (with some modules) and, as an extensible JavaScript platform

This is an article about node. js. I personally think it is very good, especially it clarifies why the framework of node. JS is like this. Original address: http://www.ibm.com/developerworks/cn/opensource/os-nodejs/index.html? CA = Drs- What problems does node solve: The goa

. Understandably, they have the Apache way of thinking, that the server is an application, the HTML file into it, everything will work. Since most programmers are familiar with Apache and its purpose, the simplest way to describe Node is to compare it to Apache. node is a program that can accomplish all of the tasks that Apache can accomplish (with some modules) and, as an extensible JavaScript platform tha

) an Event that runs in the NodeJS engine process ), put it into the event queue, instead of generating a new OS thread for each connection (and allocate some supporting memory for it) Turn: Why does PayPal migrate data from Java to Node. js? The performance doubles and the file code is reduced by 44% In this figure, you can see the advantages of the

1. node. JS is built on Chrome's JavaScript EngineWe know that Google's Chrome browser has a very fast JavaScript Engine called V8. This JS engine can be isolated. Node. JS is built on

course, needs to be done briefly using the event loop).　　Why use JavaScriptIn fact, at the beginning of the implementation of node. js, the author Ryan Dahl did not choose JavaScript, and he tried C, Lua, because of its lack of some high-level language features, such as closures, functional programming, resulting in complicated procedures, difficult to maintain. JavaScript is a language that supports the f

call when the main thread loops back to the event. This process is called the event loop , as shown in:This diagram is the whole node. JS operating principle, from left to right, top to bottom, node. js is divided into four layers, the application layer , theV8 engine layer

Starting today with Big Bear {{BB}} Start translating node's series of foreign language books, bear is responsible for translating "node. js in Action" book, and I am temporarily responsible for translating this "hands-on node. js" (download), in order to facilitate understanding of the way not to use literal translati

Express is a simple and flexible node. js Web application framework. It provides a series of powerful features to help you create various Web applications. Next, we will analyze it step by step. Do not leave node installation (download) and create a directory on your machine to start your first application. $ mkdir hello-world In this directory, you will defin

Determine this New binding: New Object;var bar = new Foo (); Explicit binding (call, Apply,bind): Specifies the object;var bar = Foo.call (obj) Implicit binding: An Environment object (or container object);var bar = Obj2.foo (); Default binding: Strict mode is undefined, otherwise global object (browser is Windows,node environment is global)var bar = foo (); The This is ignoredIf you pass null or undefined as the this binding parameter